Topcoat issue #393 - Switch has grey lines on edge

Fix required changes in variables, updated the expected test results

Issue: https://github.com/topcoat/topcoat/issues/393
Depends on: https://github.com/topcoat/theme/pull/23

Screenshots:
![switch-off](https://f.cloud.github.com/assets/810040/1148129/ef5e7d18-1eb9-11e3-88e5-df794246c6cb.png)
![switch-on](https://f.cloud.github.com/assets/810040/1148130/ef794d3c-1eb9-11e3-8d93-04e88999d8d3.png)